Home / 1,971,941.24-2,958,953.28-1,399,265.01

Finding the Fourth Proportional to 1,971,941.24, 2,958,953.28 and 1,399,265.01

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Solution

The fourth proportional to 1,971,941.24, 2,958,953.28 and 1,399,265.01 is: 2,099,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,941.24 : 2,958,953.28 = 1,399,265.01 : x
  2. Step 2: Convert to fraction form
    1,971,941.24/2,958,953.28 = 1,399,265.01/x
  3. Step 3: Cross multiply
    1,971,941.24x = 2,958,953.28 × 1,399,265.01
  4. Step 4: Simplify right side
    1,971,941.24x = 4,140,359,790,928.73
  5. Step 5: Solve for x
    x = 4,140,359,790,928.73/1,971,941.24
  6. Step 6: Final answer
    x = 2,099,636.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.